@Takephos profile picture
Youhei Takeda @Takephos

Assoc. Prof@Osaka Univ (大阪大学)/Adjunct Lecturer@Vietnam-Japan Univ (日越大学)/Organic Chemistry/Multi-Photofunctional Materials/Guitar/AOR/Fusion/Views my own

Joined October 2009
  • Tweets 1,731
  • Following 1,058
  • Followers 2,083
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Youhei Takeda@Takephos
25 Jul 2024
Thrilled to publish an account paper on modulating photophysics of twisted donor-acceptor-donor molecules in Acc. Chem. Res.! The effect of heteroatoms, conformation, and topology is discussed. @ACSPublications #OpenAccess pubs.acs.org/doi/10.1021/acs…
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Youhei Takeda retweeted
IKCOC-16@15Ikcoc
Apr 11
We are back! IKCOC-16 will be held on Nov. 16-19, 2026 in Kyoto. Save the dates! ikcoc16.org/ We are looking forward to welcoming you in Kyoto. #IKCOC16
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本日より開催の日本化学会第106春季年会にて、チームから2件発表します。ディスカッションいただけましたら幸いです！ 3/17午後 E1113-1pm-04: pub.confit.atlas.jp/ja/event… 3/19午後 E1122-3vn-06: pub.confit.atlas.jp/ja/event…
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Youhei Takeda retweeted
Makoto Yamashita@makoto_B
Mar 7
Registration and abstract submission for IMEBoron-18 are now open (Deadline: April 15). Don't miss coming to Tokyo! imeboron18.p.isct.ac.jp
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Youhei Takeda retweeted
Makoto Yamashita@makoto_B
Jan 16
Dear all boron freaks, Today I updated the website for IMEBoron-18 (Sept 6-10, Tokyo), and the abstract submission/registration is now open. If your molecules contain a boron atom, please consider attending. imeboron18.p.isct.ac.jp/

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Final 2025 paper in @ChemEurJ! Bifurcated H-bonding enables dual-state photophysics in a U-shaped DPPZ fluorophore. International collaboration🇯🇵🇩🇰 with @Piotr_deSilva and @cjx91704. Congratulations the team! #JST #ASPIRE #OpenAccess doi.org/10.1002/chem.2025034…

Dual‐State Photophysical Modulation via Bifurcated Hydrogen Bonding in a U‐Shaped Dipyridophenazi...

A donor–π–acceptor–π–donor (D–π–A–π–D) fluorophore bearing a U-shaped dipyridophenazine core forms bifurcated hydrogen bonds with neutral donors such as sulfonamides or water. This interaction...

chemistry-europe.onlinelibrary.wiley.com
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Published! A soluble cyclic U-shaped dibenzophenazine dimer was developed and showed excimer-like emission in thin films. Proud to share our new Chem. Lett. @CSJjournals_jp joint work with @m_k_etherington #JST #ASPIRE #OpenAccess doi.org/10.1093/chemle/upaf2…

Highly soluble cyclic dibenzophenazine heterodimer enabled by a tetra-functionalized building block

Abstract. A cyclic heterodimer of dibenzo[a,j]phenazine (DBPHZ) has been synthesized using a novel tetra-functionalized DBPHZ building block bearing bulky

academic.oup.com
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I visited @UofT, @TMU, @YorkU, @UMontreal, @McGillU & @McMasterU. Deep thanks to Profs Wilson, @BryanKoivisto , Baumgartner, @hamzehsan, @Perepichkagroup & @AlexAdronov for amazing hospitality, and to everyone who joined in the science event. 🇨🇦 #JST #ASPIRE
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Our latest paper is out in Chemistry – An Asian Journal! Water-based aggregation triggers energy transfer—like watching an aurora in your test tube 🌌 Huge thanks to @GoWatanabe_KU & @TsuneakiSakurai. #JST #ASPIRE doi.org/10.1002/asia.70426 #OpenAccess

Aggregation‐Induced Energy Transfer Within a Donor–Acceptor–Donor Compound Featuring Hydrophobic...

Hydrophobic mesogenic self-assembling units induce the aggregation of a structurally distinct dibenzophenazine-cored electronic donor–acceptor–donor organic emitter in aqueous environments. This...

aces.onlinelibrary.wiley.com
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Honor to be part of it!
J Org Chem/Org Lett@JOC_OL
24 Oct 2025
🚨Special Issue Alert🚨 π-Conjugated Molecules & Materials in #OrgLett Honoring August Kekulé and Eric Clar, this Special Issue showcases everything from CPL and optoelectronics, to nonbenzenoid aromatic compounds and nanohoops. pubs.acs.org/page/orlef7/vsi…
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Youhei Takeda retweeted
Hiroshi Shinokubo@borylation
24 Oct 2025
Special issue on π-Conjugated Molecules and Materials in OrgLett is out! pubs.acs.org/page/orlef7/vsi…
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Good job 👍, Marc!
Go Watanabe | 渡辺 豪@GoWatanabe_KU
18 Oct 2025
Replying to @m_k_etherington
@m_k_etherington visited our laboratory. He gave us an impressive seminar and we had valuable discussions during the day and at the night. Katrina will also be staying in the lab for a while. These exchanges are as the part of the @JST_ASPIRE project!
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🎤 Gave a seminar at @UAlberta and had inspiring discussions with amazing researchers! Thanks to @JST_ASPIRE, I could further expand my research network in Canada. Many thanks to @RivardGroupUofA for the kind hosting and perfect organization! 🇨🇦🙏
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🌀New release in Org. Lett. @ACSPublications –we’ve made the first cyclic U-shaped dibenzophenazine homodimer, unveiling unexpected photophysics and a new kinked heteroarylene topology. Congrats Naohiro! doi.org/10.1021/acs.orglett.…

Synthesis and Photophysical Properties of Cyclic Homodimer of U-Shaped Dibenzophenazinylene

A new class of cyclic π-extended heteroarylene oligomer─cyclic homodimer of U-shaped dibenzophenazinylene─has been successfully synthesized and characterized. NMR spectroscopy and DFT calculations...

pubs.acs.org
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🚀Just dropped: Our new paper on solubility-enhanced dibromodibenzophenazines is now online @AsianJOrgChem! Curious about exciting new building blocks for exotic π-conjugated systems? Check it out doi.org/10.1002/ajoc.70211 Huge congrats to Naohiro for the amazing work! 👏
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I’m back in Vancouver to conduct collaborative research with Zac Hudson’s group at the University of British Columbia (@UBCChem ) and to expand my network among Canadian researchers! Excited to start my visiting professor position! @JST_ASPIRE #ASPIRE
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SEEDSプログラムの実感科学研究で実施した内容が記事になりました！生徒さんの頑張りのおかげで分子もしっかり光りました！
大阪大学応用化学@handaiouka
18 Aug 2025
SEEDS受講生が南方研で実験体験！ – 大阪大学工学部応用自然科学科 応用化学科目　大阪大学大学院工学研究科 応用化学専攻 applchem.eng.osaka-u.ac.jp/b…
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The international week has finally come to an end. It was a great pleasure to host the @JST_ASPIRE kick-off workshop and to attend ISMSC2025. I was delighted to have all the PIs gather face-to-face. Also, I thank the organizing team of @ISMSC2025 for a wonderful premium event!
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Today’s highlight on the second day of workshop. #JST #ASPIRE
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Highlights of today’s workshop. Great talks and poster presentations! #JST #ASPIRE
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We are ready for Kick-Off International Workshop for #JST #ASPIRE!
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